\feff/**
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ * Novacoin classes library
+ * Copyright (C) 2015 Alex D. (balthazar.ad@gmail.com)
+
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
using System.Collections.Generic;
using System.Linq;
-using System.Security.Cryptography;
+using Org.BouncyCastle.Crypto.Digests;
namespace Novacoin
{
/// <summary>
- /// Representation of SHA-256 hash
+ /// Representation of SHA-1 hash
/// </summary>
public class SHA1 : Hash
{
/// <summary>
/// Computes RIPEMD160 hash using managed library
/// </summary>
- private static readonly SHA1Managed _hasher1 = new SHA1Managed();
+ private static Sha1Digest _hasher1 = new Sha1Digest();
// 32 bytes
public override int hashSize
{
- get { return 20; }
+ get { return _hasher1.GetDigestSize(); }
}
public SHA1() : base() { }
public SHA1(byte[] bytes, int offset = 0) : base(bytes, offset) { }
- public SHA1(IEnumerable<byte> bytes, int skip = 0) : base(bytes, skip) { }
public SHA1(SHA1 h) : base(h) { }
- public static SHA1 Compute1(IEnumerable<byte> inputBytes)
+ public static SHA1 Compute1(byte[] inputBytes)
{
- var dataBytes = inputBytes.ToArray();
- var digest1 = _hasher1.ComputeHash(dataBytes, 0, dataBytes.Length);
+ var digest1 = new byte[_hasher1.GetDigestSize()];
+
+ _hasher1.BlockUpdate(inputBytes, 0, inputBytes.Length);
+ _hasher1.DoFinal(digest1, 0);
return new SHA1(digest1);
}